Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ryan Nazareno, MD

Individual provider Internal Medicine Physician · NPI 1609660638

Ryan Nazareno, MD is an Internal Medicine Physician in Grand Rapids, Michigan. Works from 2 locations. Licensed in Michigan.

Licensed in
MI
In the registry since
2025
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

275 Michigan St NE Ste 8TH Fl
Grand Rapids, MI 49503
Phone: (616) 391-8810
Fax: (616) 391-8897
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 275 Michigan St Ne Ste, Grand Rapids, MI 49503-2526 — (616) 391-3777

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4351054557 (MI)
Pediatrics Physician Taxonomy 208000000X · Licence 4351054557 (MI)

Record details

NPI number1609660638
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 7, 2025
Last updated in NPPESMay 25, 2026
Certification dateMay 25, 2026

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